import Vue from 'vue'
import VueRouter from 'vue-router'
import Login from '../components/Login.vue'
import Home from '../components/Home.vue'
import Video from '../components/Video.vue'
import Search from '../components/Search.vue'

Vue.use(VueRouter)

const routes = [
  { path: '/', redirect: '/login'},
  { path: '/login', component: Login},
  { path: '/home', component: Home,},
  { path: '/video/:videoId', component: Video},
  { path: '/search', component: Search},
]

const router = new VueRouter({
  routes
})

// 挂载路由导航守卫
router.beforeEach((to, from, next) => {
  if(to.path === '/login') return next()
  const tokenStr = window.sessionStorage.getItem('LY_TOKEN')
  if(!tokenStr) return next('/login')
  next()
})

export default router
